Instructions

For the following questions answer them individually

Question 1

$$ \frac{6^2Â + 7^2Â + 8^2Â + 9^2Â + 10^2}{\sqrt{7}Â + 4\sqrt{3} - \sqrt{4}Â + 2\sqrt{3}}Â Â $$ is equal to

Instructions

The bar graph given below shows the percentage distribution of the total production of a car manufacturing company into various models over two years.

Percentage of Six different types of Cars manufactured by a Company over Two Years

Question 2

The total producton of Type P vehicles in the years 2008 and 2011 is what percent of total production of Type Q vehicles in 2010 and 2014?

Question 3

The total production of Type P vehicles in the years 2008 and 2011 is what percent of total production of Type Q vehicles in 2010 and 2014?

Question 5

The ratio of total production of Type P vehicles to total production of Type Q vehicles over the years is

Question 6

In how many of the given years, was the production of Type P vehicles of the company more than the average production of this type vehicles in the given years?

Instructions

For the following questions answer them individually

Question 7

If $$ 3 ( a^2Â + b^2Â + c^2)Â = ( a + b + c)^2Â $$, then the relation between a,b and c is

Question 8

A car covers four successive 7 km distances at speeds of 10 km/hour, 20 km/hour, 30 km/hr, 60 km/hour respectively. Its average speed over this distance is

Question 9

A cylinder with base radius 8 cm and height 2 cm is melted to form a cone of height 6 cm, The radius of the cone will be

Question 10

A dealer fixed the price of an article 40% above the cost of production. While selling it he allows a discount of 20% and makes a profit of 48. The cost of production (in %) of the article is